525054505 has 4 divisors (see below), whose sum is σ = 630065412. Its totient is φ = 420043600.

The previous prime is 525054499. The next prime is 525054529. The reversal of 525054505 is 505450525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 365689129 + 159365376 = 19123^2 + 12624^2 .

It is not a de Polignac number, because 525054505 - 2¹¹ = 525052457 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52505446 + ... + 52505455.

It is an arithmetic number, because the mean of its divisors is an integer number (157516353).

Almost surely, 2^525054505 is an apocalyptic number.

It is an amenable number.

525054505 is a deficient number, since it is larger than the sum of its proper divisors (105010907).

525054505 is a wasteful number, since it uses less digits than its factorization.

525054505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105010906.

The product of its (nonzero) digits is 25000, while the sum is 31.

The square root of 525054505 is about 22914.0678405210. The cubic root of 525054505 is about 806.7422394838.

The spelling of 525054505 in words is "five hundred twenty-five million, fifty-four thousand, five hundred five".